Population of Washington, Missouri as of July 2025. How many people live in Washington today?

The exact population of Washington, Missouri as of July 2025 is estimated at 14,500 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Washington.

Check out more data on population in Missouri:

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• Population of Rolla
• Population of Warrensburg
• Population of Manchester
• Population of Clayton
• Population of Overland
• Population of Webb City
• Population of Crestwood
• Population of Town and Country
• Population of Excelsior Springs